(iii) Given:
Now
At
At
At
Therefore, absolute minimum value is and absolute maximum value is 8.
(iv) Given:
Now
At
At
Therefore, absolute minimum value is and absolute maximum value is 19.
(iii) Given:
Now
At
At
At
Therefore, absolute minimum value is and absolute maximum value is 8.
(iv) Given:
Now
At
At
Therefore, absolute minimum value is and absolute maximum value is 19.